Note 3 - Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2015

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	March 31,		December 31,
	2015		2014
Finished goods	$	50,305	$	48,736
Raw materials		3,208		3,366
	$	53,513	$	52,102

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended
	March 31,
	2015		2014
Net income	$	8,112	$	7,361
Weighted average shares outstanding used in calculating basic earnings per share		13,001		14,681
Dilutive common share equivalents		87		87
Weighted average common and common share equivalents used in calculating diluted earnings per share		13,088		14,768
Income per common share:
Basic	$	0.62	$	0.50
Diluted	$	0.62	$	0.50
Options and restricted share units outstanding which are not included in the calculation of diluted earnings per share because their impact is anti-dilutive		42		157

Schedule of Credit Losses for Financing Receivables, Current [Table Text Block]

Balance at beginning of period	$	3,494
Provision		1,090
Write-offs		(1,187	)
Balance at end of period	$	3,397

Past Due Financing Receivables [Table Text Block]

Current	$	5,646
1-30		510
31-60		774
61-90		256
91+		543
	$	7,729